Here's a situation you may be familiar with. You've just joined a firm and you need to do a design that requires a vector image. Your boss doesn't understand why you can't just use a jpg, tif, or gif image and no one knows what a vector image is.
If you feel shy or irritated when trying to explain the importance of vectors, or maybe you need an entertaining reminder yourself, check out this funny 3-minute video by MacMerc.TV called Pixels vs. vectors. Additionally, iStock has a helpful article on vector tips and tricks: Points and Paths article.
Lastly, a great place to find that vector image is to call the printer that provides stationary or signs to your firm.